Mammoth Bouldering

When it's too hot for bouldering around Bishop then check out Mammoth Bouldering by Charlie Barrett for some of the best High Sierra bouldering;  http://mammothboulderingguidebook.com/ 

Some more info for bouldering in the Mammoth area at Clark Canyon on my blog;
http://summitorplummet.blogspot.com/2011/09/clark-canyon-bouldering.html

and more info about Mammoth Bouldering on DeadpointMagazine.com;
http://www.dpmclimbing.com/climbing-gear/view/new-guidebook-mammoth-bouldering